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MIT study explores recycled aluminum's flaws

Aluminum is prized for the lightweight metal's versatility to form a wide range of consumer and industrial products -- from soda cans and tin foil to electronic parts to aircraft wings. And, it is easily recycled again and again into an even broader range of products.

But now researchers from the Massachusetts Institute of Technolgy and the Rochester Institute of Technology have released a study exposing recycled aluminum's soft underbelly.